/Engine/Source/Developer/TargetPlatform/Public/Interfaces/ITargetPlatform.h
Generates a platform specific asset manifest given an array ofFAssetData.
true if the manifest was successfully generated, or if the platform doesn't need a manifest .
bool GenerateStreamingInstallManifest ( const [TMultiMap](API\Runtime\Core\Containers\TMultiMap)< [FString](API\Runtime\Core\Containers\FString), int32 > & PakchunkMap, const [TSet](API\Runtime\Core\Containers\TSet)< int32 > & PakchunkIndicesInUse ) const